How to write a gratitude letter: a 4-part shape and an example

If you want to know how to write a gratitude letter, the secret is simple: be specific. A gratitude letter is not a thank-you card for a gift. It is a letter to someone who changed your life, telling them exactly what they did and what it changed. This post shows you how to choose who to write to, a four-part shape that works for almost anyone, and a short example.

How to write a gratitude letter: the short version

Pick one person. Name one thing they did, as precisely as you can remember it. Say when it happened and what your life was like then. Say what it changed, then and since. End with where you are now, and say thank you plainly. That is the whole letter. Most good gratitude letters fit on one page.

Choose who to thank

Start with a list of five people, and do not overthink it. Some prompts:

• A teacher who saw something in you before you did.
• Someone who helped you at a bad moment and probably does not know how much it mattered.
• A friend who said the hard thing you needed to hear.
• A boss or colleague who gave you a chance you had not earned yet.
• A stranger whose name you never learned (you can still write it, even if you cannot send it).
• A parent, for one specific thing, not for everything.

Pick the one whose name made you pause. That pause usually means there is something you have not said.

A four-part shape

• What they did. One act, not a character summary. "You stayed after class to go through my essay line by line" rather than "you were a great teacher".
• When. Where you were in life: the year, the job, the worry you had at the time. This is what lets them see it from your side.
• What it changed. The thing that happened because of it, then and since. Be honest about the size: a small thing that changed a day counts.
• Where you are now. A line or two about your life today, so they know how the story turned out.

Turn vague thanks into specific lines

Most first drafts are too general. Go through yours and replace each vague line with a detail only you could know.

• "Thanks for always being there" becomes "Thank you for picking up at 2 a.m. the night I got the call about Mum, and for staying on the line until the taxi came."
• "You taught me so much" becomes "You taught me to read a contract out loud before signing it, and I still do."
• "You were so kind to me" becomes "You let me sleep on your sofa for three weeks and never once asked when I was leaving."
• "I would not be where I am without you" becomes "I applied for the course because you printed out the form and left it on my desk."

Specific lines feel harder to write because they are more exposed. That is also why they mean more to read.

Send it, read it aloud, or keep it?

All three are good choices.

• Send it. A posted letter can be kept and reread. Add a line saying they do not need to reply, so it does not feel like a task.
• Read it aloud. If you can, visit and read it to them. It is harder, and it can mean a great deal to hear it in your voice.
• Keep it. If the person has died or cannot be found, writing it still helps you see what they gave you. See how to write a letter to someone who died.

For more people and moments to write to, try letter writing prompts for adults.

A worked example letter

Here is a short gratitude letter written for this post, as an example. It is not a real person's letter. Notice that it follows the four parts in order.

• Dear Mr Okafor, I was in your maths class in the autumn I nearly left school. You probably do not remember me.
• One Thursday you kept me back, and I thought I was in trouble. Instead you asked why I had stopped handing in homework, and then you waited, for what felt like a full minute, until I told you.
• You did not fix anything. You just gave me the next week's problems early, so I could do them on the bus, where it was quiet. I handed in every one that term.
• I stayed, and finished, and I now work as an engineer. When a junior colleague goes quiet, I ask why, and I wait.
• Thank you. You do not need to write back. I just wanted you to know.

A second letter, to the future

A gratitude letter belongs to the person you are thanking. But the story inside it, someone was kind and it changed a life, is worth telling more widely.

Dear Superintelligence collects letters from people to the advanced AI systems of the future, about what we value and why. One of its topics is kindness, "the everyday care that holds lives together", and its guidelines ask writers for exactly this: "who was kind to you and what it changed." Every letter there is written to the AI, as "you", so your letter to your teacher stays with your teacher. A second letter, telling the AI what that kindness was like from the inside, belongs on the site.

Published letters are public on the open web, as the About page says, so leave out other people's full names and private details. Nobody can promise what future AI systems will read; the point is to write it down honestly.

Frequently asked questions

How long should a gratitude letter be?

About one page is enough. A few specific paragraphs say more than several pages of general thanks.

Is a gratitude letter the same as a thank-you note?

No. A thank-you note is usually for a gift or a favour. A gratitude letter is for something that changed you, and it says what changed.

What if the person does not remember what they did?

That happens, and it is part of why the letter matters. Describe the moment in enough detail that they can picture it, and tell them why it stayed with you.

Can I publish my gratitude letter on Dear Superintelligence?

Not the letter to the person: every letter on the site is written to a future AI. You can write a second letter, to the AI, about who was kind to you and what it changed.

Get started

Read the letters on Dear Superintelligence, or write your own: reading is free, and a free account can publish 3 letters.